| Word Scramble - Countries | 0 | - | 4.87 | 1,940,534 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 387,745 |
| Geographic Groups of Two #1 | 0 | - | 4.98 | 221,948 |
| Countries but all Vowels are Changed to O | 0 | - | 4.85 | 37,190 |
| Top Five Countries By Category #2 | 0 | - | 4.92 | 158,843 |
| Top Five Countries By Category #3 | 0 | - | 4.85 | 144,246 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 184,040 |
| Random Geographic Groups of Six | 0 | - | 4.39 | 42,427 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 164,936 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 79,157 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.82 | 48,350 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 110,348 |
| Top Five Countries By Fruit Production | 0 | - | 4.93 | 44,079 |
| Random Countries by Borders | 0 | - | 4.99 | 67,193 |
| Random Name a Valid Country | 0 | - | 4.99 | 172,874 |
| Analogies of Countries #1 | 0 | - | 4.88 | 63,252 |
| Five Letter Geography #4 | 0 | - | 4.83 | 67,473 |
| Name a Valid Answer - Geography | 0 | - | 4.92 | 78,466 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 103,739 |
| World Map with 10 Random Extra Borders | 0 | - | 4.97 | 331,939 |
| Random Countries with Letters Missing | 0 | - | 4.55 | 72,160 |
| Geographic Groups of Four #1 | 0 | - | 4.71 | 167,495 |
| Geographic Groups of Five #1 | 0 | - | 4.48 | 115,319 |
| Geographic Groups of Seven #1 | 0 | - | 4.75 | 132,403 |
| Geographic Groups of Eight | 0 | - | 4.41 | 56,279 |
| Geographic Groups of Two #2 | 0 | - | 4.72 | 107,508 |
| Geographic Groups of Six #2 | 0 | - | 4.57 | 48,365 |
| Geographic Groups of Two #3 | 0 | - | 4.45 | 77,399 |
| Geographic Groups of Four #2 | 0 | - | 4.71 | 72,867 |
| Geographic Groups of Five #2 | 0 | - | 4.79 | 57,249 |
| Geographic Groups of Three #2 | 0 | - | 4.58 | 63,242 |
| Geographic Groups of Two #4 | 0 | - | 4.46 | 72,378 |
| 4-Letter Geography Chain #1 | 0 | - | 4.83 | 154,611 |
| Random Capital to Country | 0 | - | 4.99 | 2,384,915 |
| Random Country to Capital | 0 | - | 4.98 | 811,110 |
| Solve the Secret Country #1 | 0 | - | 4.95 | 133,395 |
| Solve the Secret Country #2 | 0 | - | 4.90 | 90,988 |
| Anagram Chain - Countries | 0 | - | 4.98 | 98,645 |
| Countries with Four Letters | 0 | - | 4.99 | 377,415 |
| Geography General Knowledge #12 | 0 | - | 4.81 | 99,310 |
| Solve the Secret Country #3 | 0 | - | 4.97 | 46,514 |
| Random Symbol to Element | 0 | - | 4.87 | 83,755 |
| Random Geography General Knowledge Quiz | 0 | - | 4.47 | 107,014 |
| Country Chain | 0 | - | 4.95 | 179,840 |
| Islands by Country #1 | 0 | - | 4.87 | 164,529 |
| Regions of Countries #1 | 0 | - | 4.96 | 150,511 |
| Regions of Countries #2 | 0 | - | 4.95 | 115,369 |
| Regions of Countries #3 | 0 | - | 4.84 | 84,276 |
| Name a Valid Country #3 | 0 | - | 4.98 | 211,778 |
| Name a Valid Country #1 | 0 | - | 4.99 | 230,565 |
| Name a Valid Country #2 | 0 | - | 4.98 | 196,960 |
| Name a Valid Country #4 | 0 | - | 4.97 | 203,987 |
| Name a Valid Country #5 | 0 | - | 4.99 | 162,622 |
| Name a Valid Country #6 | 0 | - | 4.92 | 90,246 |
| Name a Valid Country #7 | 0 | - | 4.90 | 88,758 |
| Geographic Groups of Three #1 | 0 | - | 4.32 | 92,214 |
| Geographic Groups of Six #1 | 0 | - | 4.24 | 89,261 |
| Geographic Groups of Seven #2 | 0 | - | 4.08 | 32,034 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 278,539 |
| Four Letter Geography #1 | 0 | - | 4.72 | 83,626 |
| Five Letter Geography #3 | 0 | - | 4.65 | 121,920 |
| Six Letter Geography #2 | 0 | - | 4.77 | 63,257 |
| Six Letter Geography #3 | 0 | - | 4.52 | 77,172 |
| Seven Letter Geography #1 | 0 | - | 4.48 | 62,708 |
| Geography Decoder | 0 | - | 4.55 | 71,927 |
| Eight Letter Geography #1 | 0 | - | 4.42 | 36,252 |
| Continental Geography Decoder | 0 | - | 4.45 | 49,309 |
| Letter A Geography Chain | 0 | - | 4.52 | 64,011 |
| Five Letter Geography #1 | 0 | - | 4.48 | 143,732 |
| The Only Country ... | 0 | - | 4.88 | 47,574 |
| Random General Knowledge - Countries | 0 | - | 4.30 | 82,289 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 287,023 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 209,804 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 200,655 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 170,891 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.96 | 107,489 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 102,492 |
| Boundary Waters | 0 | - | 4.93 | 81,651 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 75,985 |
| Random World Capitals on a Map | 0 | - | 4.92 | 115,803 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 249,551 |
| 5-Letter Geography Chain #2 | 0 | - | 4.45 | 109,746 |
| 6-Letter Geography Chain #2 | 0 | - | 4.43 | 64,810 |
| 4-Letter Geography Chain #2 | 0 | - | 4.51 | 79,377 |
| Word Scramble - Cities #1 | 0 | - | 4.49 | 94,762 |
| Largest World Cities With Five Letters | 0 | - | 4.54 | 60,138 |
| Cities Chain #2 | 0 | - | 4.42 | 53,827 |
| Cities Chain #1 | 0 | - | 4.65 | 63,236 |
| Random Cities on a World Map | 0 | - | 4.21 | 39,462 |
| Name Any Valid U.S. City | 0 | - | 4.48 | 35,868 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,519,917 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 331,439 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 883,350 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 62,990 |
| Geography General Knowledge #1 | 0 | - | 4.42 | 228,072 |
| Geography General Knowledge #3 | 0 | - | 4.51 | 108,877 |
| Geography General Knowledge #4 | 0 | - | 4.48 | 159,516 |
| Geography General Knowledge #6 | 0 | - | 4.51 | 127,660 |
| Geography General Knowledge #8 | 0 | - | 4.45 | 125,200 |
| Geography General Knowledge #10 | 0 | - | 4.41 | 132,113 |
| Geography General Knowledge #11 | 0 | - | 4.49 | 89,825 |
| Word Scramble - European Countries | 0 | - | 4.71 | 115,145 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 81,762 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 30,660 |
| Four Letter Geography #2 | 0 | - | 4.41 | 59,259 |
| Three Letter Geography | 0 | - | 4.20 | 61,130 |
| Five Letter Geography #2 | 0 | - | 4.27 | 83,808 |
| Six Letter Geography #1 | 0 | - | 4.40 | 109,039 |
| Geography Analogies #5 | 0 | - | 4.24 | 51,258 |
| Seven Continents Quiz | 0 | - | 4.22 | 96,211 |
| Five Letter Geography - Hero Mode | 0 | - | 4.58 | 25,070 |
| World Capitals Quiz | 0 | - | 5.00 | 4,550,315 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 67,146 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,142,776 |
| Random Countries Hidden in the World Map | 0 | - | 4.85 | 94,564 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,206,974 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.92 | 259,505 |
| Groups of Things - Sports | 0 | - | 4.26 | 64,186 |
| Groups of Things - History #1 | 0 | - | 4.37 | 87,206 |
| Groups of Things - History #2 | 0 | - | 4.38 | 75,055 |
| History Groups of Two | 0 | - | 4.31 | 38,212 |
| Groups of Two - Science | 0 | - | 4.31 | 46,262 |
| World Geography on a Map #1 | 0 | - | 4.93 | 68,025 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 85,216 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 139,072 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 111,069 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,400,573 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 343,657 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 360,462 |
| Members of the Arab League | 0 | - | 4.85 | 65,221 |
| Island Countries Quiz | 0 | - | 4.99 | 666,308 |
| Sahara Desert Countries | 0 | - | 4.97 | 129,393 |
| Himalayan Countries | 0 | - | 4.94 | 107,486 |
| Andean Countries | 0 | - | 4.91 | 59,726 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 60,793 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 50,480 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 103,861 |
| Coffee Producing Countries | 0 | - | 4.82 | 54,662 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,986 |
| Danube Countries | 0 | - | 4.96 | 57,075 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 92,093 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 65,180 |
| Countries with the Best Passports | 0 | - | 4.87 | 72,299 |
| Countries with the Worst Passports | 0 | - | 4.89 | 50,113 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 110,411 |
| European Landlocked Countries | 0 | - | 4.99 | 136,788 |
| Partially Recognized Countries | 0 | - | 4.98 | 90,518 |
| Countries with the Most Species | 0 | - | 4.99 | 89,769 |
| Countries 197 to 205 | 0 | - | 4.87 | 57,010 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,917 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,223 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,825 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,749 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 59,003 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 49,689 |
| Countries in the Alps | 0 | - | 4.84 | 103,517 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 86,133 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 88,782 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 72,079 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 79,145 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 94,663 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 88,120 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 90,279 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,598 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,596 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 55,201 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,958 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,896 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,918 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 96,332 |
| Arctic Ocean Countries | 0 | - | 4.93 | 72,474 |
| Countries with the Most Grassland | 0 | - | 4.94 | 70,041 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 99,835 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,780 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 53,862 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 200,589 |
| World Countries - Blind Typing | 0 | - | 5.00 | 74,613 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,678 |
| Largest Countries By Category | 0 | - | 4.97 | 146,027 |
| Countries by Countries | 0 | - | 4.96 | 55,326 |
| Country Flags with the Most White | 0 | - | 4.90 | 125,705 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 59,066 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 45,005 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 79,200 |
| Biggest Countries by Area | 0 | - | 5.00 | 943,100 |
| Northernmost Countries | 0 | - | 4.99 | 330,043 |
| Islands by Country #2 | 0 | - | 4.79 | 71,435 |
| Countries of South America | 0 | - | 5.00 | 805,184 |
| Countries of Oceania | 0 | - | 5.00 | 907,568 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,599,835 |
| One-Syllable Countries Quiz | 0 | - | 4.41 | 115,360 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 76,774 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 135,846 |
| Western Europe Map Quiz | 0 | - | 4.87 | 89,606 |
| Top World Languages | 0 | - | 4.92 | 718,824 |
| Tourist Attraction by Negative Review | 0 | - | 4.90 | 60,295 |
| Who Controls It? #1 | 0 | - | 4.83 | 45,752 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 182,631 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 111,653 |
| Longest International Borders | 0 | - | 4.99 | 235,991 |
